Editing January (section)

=== Fixed ===
* December 25 – January 5: [[Twelve Days of Christmas]] ([[Western Christianity]])
* December 26 – January 1: [[Kwanzaa]] ([[African Americans]])
* December 31 – January 1, in some cases until January 2: [[Hogmanay]] ([[Scotland]])
* [[January 1]]
** [[Circumcision of Jesus|Feast of the Circumcision of Christ]]
*** [[Feast of the Holy Name of Jesus]] ([[Anglican Communion]], [[Lutheran Church]])
*** [[Feast of Fools]] ([[Medieval Europe]])
** [[Constitution Day (Italy)]]
** [[Dissolution of Czechoslovakia]]-related observances:
*** [[Day of the Establishment of the Slovak Republic]] ([[Slovakia]])
*** [[Restoration Day of the Independent Czech State]] ([[Czech Republic]])
** [[History of the euro|Euro Day]] ([[European Union]])
** [[Flag Day (Lithuania)]]
** [[Founding Day (Taiwan)]]
** [[Global Family Day]]
** [[List of national independence days|Independence Day]] ([[Brunei]], [[Cameroon]], [[Haiti]], [[Sudan]])
** [[International Nepali Dhoti and Nepali Topi Day]]
** [[Jump-up Day]] ([[Montserrat]], [[British Overseas Territories]])
** [[Kalpataru Day]] ([[Ramakrishna Movement]])
** [[List of food days#January|National Bloody Mary Day]] ([[United States]])
** [[Arbor Day|National Tree Planting Day]] ([[Tanzania]])
** [[New Year's Day]]
*** [[Japanese New Year]]
*** [[Novy God]] Day ([[Russia]])
*** [[Okinawan festivals and observances|Sjoogwachi]] ([[Okinawa Islands]])
** [[Polar bear plunge|Polar Bear Swim Day]] ([[Canada]] and [[United States]])
** [[Public Domain Day]] (multiple countries)
** [[Solemnity of Mary, Mother of God]] ([[Catholic Church]])
*** [[World Day of Peace]]
** [[Triumph of the Revolution]] ([[Cuba]])
* [[January 2]]
** [[Ancestry Day]] ([[Haiti]])
** [[Berchtoldstag|Berchtold's Day]] ([[Liechtenstein]], [[Switzerland]], and the [[Alsace]])
** [[Carnival|Carnival Day]] ([[Saint Kitts and Nevis]])
** [[Kakizome]] ([[Japan]])
** [[List of food days#January|National Creampuff Day]] ([[United States]])
** [[National Science Fiction Day]] ([[United States]])
** The second day of [[New Year]] (a holiday in [[Armenia]], [[Kazakhstan]], [[North Macedonia]], [[Culture of Mauritius|Mauritius]], [[Montenegro]], [[Public holidays in New Zealand|New Zealand]], [[Romania]], [[Russia]], [[Switzerland]], and [[Ukraine]])
** [[Public holidays in Bhutan#Winter solstice|Nyinlong]] ([[Bhutan]])
** [[Victory of Armed Forces Day]] ([[Cuba]])
* [[January 3]]
** [[Public holidays in Burkina Faso|Anniversary of the 1966 Coup d'état]] ([[Burkina Faso]])
** [[Public holidays in Armenia|Nakhatsenendyan toner]] ([[Armenia]]): January 3–5
** [[Public holidays in Indonesia|Ministry of Religious Affairs Day]] ([[Indonesia]])
** [[List of food days#January|National Chocolate Covered Cherry Day]] ([[United States]])
** [[Tamaseseri Festival]] ([[Hakozaki Shrine]], [[Fukuoka]], Japan)
* [[January 4]]
** [[Day of the Fallen against the Colonial Repression]] ([[Angola]])
** [[Day of the Martyrs (Democratic Republic of the Congo)]]
** [[Okinawan festivals and observances|Hwinukan mukee]] ([[Okinawa Islands]], Japan)
** [[Independence Day (Myanmar)]]
** [[Movement for the Survival of the Ogoni People|Ogoni Day]] ([[Movement for the Survival of the Ogoni People]])
** [[World Health Observances|World Braille Day]]
* [[January 5]]
** [[National Bird Day (United States)]]
** [[List of food days#January|National Whipped Cream Day]] ([[United States]])
** [[List of food days#United Kingdom|Sausage Day]] ([[United Kingdom]])
** [[List of food days#Japan|Strawberry day]] ([[Japan]])
** [[Take Our Daughters and Sons to Work Day]] ([[Sydney]], [[Melbourne]], and [[Brisbane]], Australia)
** [[Serbian Christmas traditions#Tucindan|Tucindan]] ([[Serbia]], [[Montenegro]])
* [[January 6]]
** [[Armed Forces Day (Iraq)]]
** [[Epiphany (holiday)|Epiphany]] or Three Kings' Day ([[Western Christianity]]) or [[Theophany]] ([[Eastern Christianity]]), and its related observances:
*** [[Befana Day]] ([[Italy]])
*** [[Christmas#Using the Julian calendar|Christmas]] ([[Armenian Apostolic Church]])
*** [[Christmas in Russia|Christmas Eve]] ([[Russia]])
*** [[Christmas in Ukraine|Christmas Eve]] ([[Ukraine]])
*** [[Public holidays in Bosnia and Herzegovina|Christmas Eve]] ([[Bosnia and Herzegovina]])
*** [[Public holidays in North Macedonia|Christmas Eve]] ([[North Macedonia]])
*** [[Little Christmas]] ([[Gaelic calendar|Ireland]])
*** [[Þrettándinn]] ([[Iceland]])
*** [[Biblical Magi#Traditions of the Epiphany|Three Wise Men Day]]
** [[Pathet Lao Day]] ([[Laos]])
* [[January 7]]
** [[Christmas]] ([[Eastern Orthodox Churches]] and [[Oriental Orthodox Churches]] using the [[Julian Calendar]], [[Rastafari#Grounding|Rastafari]])
*** [[Christmas in Russia]]
*** [[Christmas in Ukraine]]
*** [[Public holidays in Bosnia and Herzegovina|Christmas]] ([[Bosnia and Herzegovina]])
*** [[Public holidays in Armenia|Remembrance Day of the Dead]] ([[Armenia]])
** [[Distaff Day]] ([[Medieval Europe]])
** [[Nanakusa no sekku]] ([[Japan]])
** [[Public holidays in Liberia|Pioneer's Day]] ([[Liberia]])
** [[Flag of Italy|Tricolour day]] ([[Italy]])
** [[Public holidays in Cambodia|Victory from Genocide Day]] ([[Cambodia]])
* [[January 8]]
** [[The Eighth (United States)]] (defunct observance)
** [[Typing Day]] ([[international observance]])
* [[January 9]]
** Start of [[Hōonkō|Hōonkō (Nishi Honganji)]] January 9–16 ([[Jōdo Shinshū]] [[Buddhism]])
** [[Martyrs' Day (Panama)]]
** [[List of food days#January|National Cassoulet Day]] ([[United States]])
** [[Non-Resident Indian Day]] ([[India]])
** [[Republic Day]] ([[Republika Srpska]]) (defunct, declared unconstitutional by the [[Constitutional Court of Bosnia and Herzegovina]]<ref>{{cite web|title=The Constitutional Court of Bosnia and Herzegovina declared unconstitutional the day of RS|url=http://www.b92.net/info/vesti/index.php?yyyy=2015&mm=11&dd=26&nav_category=167&nav_id=1067794|website=b92.net|access-date=9 January 2016|url-status=live|archive-url=https://web.archive.org/web/20151231011930/http://www.b92.net/info/vesti/index.php?yyyy=2015&mm=11&dd=26&nav_category=167&nav_id=1067794|archive-date=31 December 2015}}</ref>)
** [[Saint Stephen's Day]] ([[Eastern Orthodox]])
* [[January 10]]
** [[Fête du Vodoun]] ([[Benin]])
** [[Public holidays in the Bahamas|Majority Rule Day]] ([[Bahamas]])
* [[January 11]]
** [[Children's Day]] ([[Tunisia]])
** [[Eugenio María de Hostos Day]] ([[Puerto Rico]])
** [[German Apples Day]] ([[Germany]])
** [[Public holidays in Morocco|Independence Manifesto Day]] ([[Morocco]])
** [[Kagami biraki]] ([[Japan]])
** [[List of awareness days#January|National Human Trafficking Awareness Day]] ([[United States]])
** [[Republic Day (Albania)]]
* [[January 12]]
** [[Memorial Day (Turkmenistan)]]
** [[International Duties Memorial Day|Prosecutor General's Day]] ([[Russia]])
** [[National Youth Day (India)]]
** [[Zanzibar Revolution Day]] ([[Tanzania]])
* [[January 13]]
** [[Constitution Day]] ([[Mongolia]])
** [[Democracy Day (Cape Verde)]]
** [[Liberation Day (Togo)]]
** [[Old New Year]]'s Eve ([[Russia]], [[Belarus]], [[Ukraine]], [[Serbia]], [[Montenegro]], [[Republic of Srpska]], [[North Macedonia]]), and its related observances:
*** [[Malanka]] ([[Ukraine]], [[Russia]], [[Belarus]])
** [[St. Knut's Day]] ([[Sweden]] and [[Finland]])
** [[Stephen Foster Memorial Day]] ([[United States]])
* [[January 14]]
** [[Azhyrnykhua]] ([[Abkhazia]])
** [[Public holidays in Uzbekistan|Day of Defenders of the Motherland]] ([[Uzbekistan]])
** [[Feast of Divina Pastora]] ([[Barquisimeto]])
** [[Feast of the Ass]] ([[Medieval Christianity]])
** [[Flag Day (Georgia)]]
** [[National Forest Conservation Day]] ([[Thailand]])
** [[Ratification Day (United States)]]
** [[Public holidays in Tunisia|Revolution and Youth Day]] (Tunisia)
** [[Yennayer]] ([[Berbers]])
* [[January 15]]
** [[Arbor Day (Egypt)]]
** [[Armed Forces Day (Nigeria)]]
** [[Indian Army Day]] (India)
** [[John Chilembwe Day]] (Malawi)
** [[Korean Alphabet Day]] (North Korea)
** [[Sagichō]] at [[Tsurugaoka Hachimangū]] ([[Kamakura]], Japan)
** [[Teacher's Day (Venezuela)]]
** [[List of unofficial observances by date|Wikipedia Day]] ([[international observance]])
* [[January 16]]
** [[National Nothing Day]]
** [[National Religious Freedom Day]] ([[United States]])
** [[Solemnity of Mary, Mother of God]] ([[Coptic Church]])
** [[Teacher's Day (Myanmar)]]
** [[Teachers' Day (Thailand)]]
** [[Okinawan festivals and observances|Zuuruku Nichi]] ([[Okinawa Islands]], Japan)
** [[Thiruvalluvar#Memorials|Thiruvalluvar Day]] ([[Tamil Nadu]], India)
* [[January 17]]
** [[Hardware Freedom Day]] ([[international observance]])
** [[Menorca#Middle Ages|National Day]] ([[Menorca]])
** The opening ceremony of [[Patras Carnival]], celebrated until [[Clean Monday]] ([[Patras]])
* [[January 18]]
** [[Public holidays in Tunisia|Revolution and Youth Day]] (Tunisia)
** [[Royal Thai Armed Forces Day]] (Thailand)
** [[Week of Prayer for Christian Unity]] (January 18–25) ([[Christianity]])
* [[January 19]]
** [[Confederate Memorial Day|Confederate Heroes Day]] ([[Texas]]), and its related observance:
*** [[Robert E. Lee Day]] ([[Alabama]], [[Arkansas]], [[Florida]], [[Georgia (U.S. state)|Georgia]] and [[Mississippi]])
*** [[Lee–Jackson–King Day]] ([[Virginia]], United States, defunct)
** [[Bóndadagur|Husband's Day]] ([[Iceland]])
** [[Kokborok Day]] ([[Tripura]], India)
** [[List of food days#January|National Popcorn Day]] (United States)
** [[Theophany]] / [[Epiphany (holiday)|Epiphany]] ([[Eastern Orthodox Church|Eastern]] and [[Oriental Orthodoxy]]), and its related observances:
*** [[Timkat]], (on 20th during Leap Year) ([[Ethiopian Orthodox]])
*** ''[[Vodici]]'' or [[Baptism of Jesus]] (North Macedonia)
* [[January 20]]
** [[Public holidays in Mali|Armed Forces Day]] (Mali)
** [[List of food days#January|Cheese Day]] (United States)
** [[Public holidays in Cape Verde|Heroes' Day]] (Cape Verde)
** [[Inauguration Day]], held every four years in odd-numbered years, except when January 20 falls on a Sunday (United States)
** [[Martyrs' Day (Azerbaijan)]]
* [[January 21]]
** [[Babinden]] (Bulgaria, Serbia)
** [[Flag flying days in Norway|Birthday of Princess Ingrid Alexandra]] (Norway)
** [[Errol Barrow Day]] (Barbados)
** [[Flag Day (Quebec)]]
** [[National Grandparents Day#Poland|Grandmother's Day]] (Poland)
** [[Día de la Altagracia|Lady of Altagracia Day]] (Dominican Republic)
** [[Lincoln Alexander|Lincoln Alexander Day]] ([[Canada]])
** [[National Hug Day]] (United States)
* [[January 22]]
** [[Act Zluky|Day of Unity of Ukraine]] (Ukraine)
** [[Public holidays in Poland|Grandfather's Day]] (Poland)
** [[List of food days#January|National Hot Sauce Day]] (United States)
* [[January 23]]
** [[Bounty Day]] ([[Pitcairn Island]])
** [[Espousals of the Blessed Virgin Mary]] ([[Roman Catholic Church]])
** [[American Pie Council#National Pie Day|National Pie Day]] (United States)
** [[Public holidays in India#Secular holidays|Netaji Subhas Chandra Bose's Jayanti]] ([[Orissa, India|Orissa]], [[Tripura]], and [[West Bengal]], India)
** [[World Freedom Day]] (Taiwan and South Korea)
* [[January 24]]
** Feast of [[Our Lady of Peace]] ([[Roman Catholic Church]]), and its related observances:
*** ''[[Feria de Alasitas]]'' ([[La Paz]])
** [[List of awareness days#January|Moebius Syndrome Awareness Day]] ([[international observance]])
** National [[Peanut Butter]] Day (United States)
** [[Public holidays in Romania|Unification Day]] (Romania)
* [[January 25]]
** [[Public holidays in Egypt|2011 Revolution Day]] (Egypt)
** [[Burns night]] (Scotland, [[Scottish people|Scottish community]])
** [[Dydd Santes Dwynwen]] (Wales)
** [[Feast of the Conversion of Saint Paul]] ([[Eastern Orthodox Church|Eastern Orthodox]], [[Oriental Orthodox]], [[Roman Catholic]], [[Anglican]] and [[Lutheran]] churches, which concludes the [[Week of Prayer for Christian Unity]])
** [[National Police Day (Egypt)]]
** [[National Voters' Day]] (India)
** [[Tatiana Day]] (Russia, [[Eastern Orthodox]])
* [[January 26]]
** [[Australia Day]] (Australia)
** [[Juan Pablo Duarte|Duarte Day]] (Dominican Republic)
** [[Engineer's Day]] (Panama)
** [[List of awareness days|International Customs Day]]
** [[Liberation Day]] (Uganda)
** [[Republic Day (India)]]
* [[January 27]]
** [[Days of Military Honour|Day of the lifting of the siege of Leningrad]] (Russia)
** [[Auschwitz concentration camp|Liberation of the remaining inmates of Auschwitz]]-related observances:
*** [[Holocaust Memorial Day (UK)]]
*** [[Holocaust Memorial Days|Holocaust Remembrance Day]] (Sweden)
*** [[International Holocaust Remembrance Day]]
*** [[Memorial Day (Italy)]]
*** [[Holocaust Memorial Days|Memorial Day for the Victims of the Holocaust and Prevention of Crimes against Humanity]] (Czech Republic)
*** [[Holocaust Memorial Days|Memorial Day for the Victims of National Socialism]] (Germany)
*** [[Holocaust Memorial Days|National Holocaust Memorial Day]] (Greece)
** [[List of awareness days#January|Family Literacy Day]] (Canada)
** [[Public holidays in Serbia|Feast of Saint Slava]] (Serbia)
** [[List of food days#January|National Chocolate Cake Day]] (United States)
** [[Public holidays in Monaco|Saint Devota's Day]] (Monaco)
* [[January 28]]
** [[Public holidays in Armenia|Army Day]] (Armenia)
** [[Data Privacy Day]] ([[international observance]])
* [[January 29]]
** [[Kansas Day]] ([[Kansas]], United States)
* [[January 30]]
** [[Public holidays in Azerbaijan|Day of Azerbaijani customs]] ([[Azerbaijan]])
** [[Saudade|Day of ''Saudade'']] ([[Brazil]])
** [[Fred Korematsu Day]] ([[California]], United States)
** Martyrdom of [[Mahatma Gandhi]]-related observances:
*** [[Martyrs' Day (India)]]
*** [[School Day of Non-violence and Peace]] ([[Spain]])
*** Start of the [[Season for Nonviolence]] January 30 – April 4
** [[Teacher's Day]] ([[Greece]])
* [[January 31]]
** [[Amartithi]] ([[Meherabad]], India, followers of [[Meher Baba]])
** [[Independence Day (Nauru)]]
** [[Me-Dam-Me-Phi]] ([[Ahom people|Ahom]] people)
** [[Jugend Eine Welt|Street Children's Day]] ([[Austria]])